Finding the Fourth Proportional to 1,051,995.12, 1,451,398.68 and 598,965.36
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Solution
The fourth proportional to 1,051,995.12, 1,451,398.68 and 598,965.36 is: 826,370.31
Step by Step Solution
- Step 1: Write the proportion equation
1,051,995.12 : 1,451,398.68 = 598,965.36 : x - Step 2: Convert to fraction form
1,051,995.12/1,451,398.68 = 598,965.36/x - Step 3: Cross multiply
1,051,995.12x = 1,451,398.68 × 598,965.36 - Step 4: Simplify right side
1,051,995.12x = 869,337,532,869.73 - Step 5: Solve for x
x = 869,337,532,869.73/1,051,995.12 - Step 6: Final answer
x = 826,370.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.